Test - Polynomials, Linear Factors, and Zeros

What are the zeros of the function?

• 4,1
• 3,1,-2,-5
• -3, -1, 2, 5
• -2,4

Find the zeros of the function and graph.
y=(x + 2)(x - 3)(3x - 5)

• x=-2, x=3, x=5/3
• x=2, x=-3, x=-3/5
• x=2, x=-3, x=5/3
• x=-2, x=3, x=5

State the zeros of the polynomial (include multiplicity):
f(x) = x(x+3)²(x - 2)

• x = 0, 3, 2
• x = 0, -3 (multiplicity of 2), 2
• -3, 2
• 0, 2 (multiplicity of 3)

Write the cubic polynomial in factored form with 
zeros -1, 1, and 4

• (x + 1) (x - 1) (x - 4)
• x³ - 4x² - x + 4
• (x + 1) (x - 1) (x + 4)
• x³ - 4x² - x - 4

Which standard form function matches the factored form:
y = (x + 1)(x - 3)

• y = x² + x - 3
• y = x - 2
• y = x² - 2x - 2
• y = x² - 2x - 3

Which function has zeros: x=0, x=5(multiplicity of 3) and x=-6.

• f(x) = 9x(x + 5)³(x - 6)

• f(x) = 3(x - 5)³(x + 6)

• f(x) = -7x(x - 5)³(x + 6)

• f(x) = (x - 3)(x - 5)(x + 6)

Determine the end behavior of the polynomial function.

• Up left, up right

• Down left, down right

• Up left, down right

• Down left, up right

What is the relative max?

• (0, 36)
• (-2.55, -6.55), (2.55, -6.55)
• (-∞, ∞)
• None

In the polynomial graph shown,
−4 is a(an)_______.

• Absolute maximum
• Absolute minimum
• Zero
• Vertex

What is the maximum(s) and minimum(s) values of the function behind this text?

• Minimum(s): 1; Maximum(s): 2
• Maximum(s): .5; Minimum(s): -5,-2
• Maximum(s): -.5; Minimum(s): -5,-2
• Maximum(s): -.5; Minimum(s): -5